<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>

<body>
  <div id="app"></div>
  <script src="./renderer.js"></script>
  <script>
    const vnode = h('div', {class: "why"}, [
      h("h2", null, "当前计数：100"),
      h("button", null, "+1")
    ])
    const $app = document.getElementById("app")
    mount(vnode,$app)
  </script>

</body>

</html>